fsfw-hal/linux/UnixFileGuard.cpp

34 lines
1.1 KiB
C++

#include "UnixFileGuard.h"
UnixFileGuard::UnixFileGuard(std::string device, int* fileDescriptor, int flags,
std::string diagnosticPrefix):
fileDescriptor(fileDescriptor) {
if(fileDescriptor == nullptr) {
return;
}
*fileDescriptor = open(device.c_str(), flags);
if (*fileDescriptor < 0) {
#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::warning << diagnosticPrefix <<"Opening device failed with error code " << errno <<
"." << std::endl;
sif::warning << "Error description: " << strerror(errno) << std::endl;
#else
sif::printError("%sOpening device failed with error code %d.\n", diagnosticPrefix);
sif::printWarning("Error description: %s\n", strerror(errno));
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
openStatus = OPEN_FILE_FAILED;
}
}
UnixFileGuard::~UnixFileGuard() {
if(fileDescriptor != nullptr) {
close(*fileDescriptor);
}
}
ReturnValue_t UnixFileGuard::getOpenResult() const {
return openStatus;
}